1. How to recognise an ohmic conductor (8'47")

2. Investigating whether a resistor is an ohmic conductor or not:

   • Measurements (5'10")

   • Data analysis (7'10")

3. Investigating whether an LED is an ohmic conductor or not (10'53")

4. Summary (1'38")

Power

1. Introduction (5'08")

2. Building the circuits (10'02")

3. Comparing circuits 1 and 2 (7'54")

4. Comparing circuits 2 and 3 (7'51")

5. Comparing circuits 2 and 4 (8'17")

6. Measurements and calculations (12'26")

Paying for electricity

1. Introduction 7'17"